A cylindrical body having a centrally located hole to accommodate a pin or shaft for attachment to a push rod guide, yoke, rocker arm, turntable, or rail. The item provides a rolling contact with the face of a valve stem, or the lobes of a cam ring or camshaft on engines, fuel injection pumps, latches, turntables, parallel bearing surfaces requiring a roller support, and the like. Excludes:bearing, roller, cylindrical; roller, electrical switch; and friction bearings. See also cam follower, needle bearing.
0.345 inches minimum and 0.355 inches maximum face width, 0.4996 inches minimum and 0.5000 inches maximum outside diameter, 0.2525 inches minimum and 0.2540 inches maximum bore inside diameter, steel comp 630 material, not casehardened casehardening indicator